CN220104125U - Optical fiber passive type material flow sensor - Google Patents
Optical fiber passive type material flow sensor Download PDFInfo
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- CN220104125U CN220104125U CN202321558180.6U CN202321558180U CN220104125U CN 220104125 U CN220104125 U CN 220104125U CN 202321558180 U CN202321558180 U CN 202321558180U CN 220104125 U CN220104125 U CN 220104125U
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- push rod
- optical fiber
- fixedly connected
- flow sensor
- stainless steel
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- 239000000463 material Substances 0.000 title claims abstract description 101
- 239000013307 optical fiber Substances 0.000 title claims abstract description 26
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 23
- 239000010935 stainless steel Substances 0.000 claims abstract description 23
- 239000000835 fiber Substances 0.000 claims description 20
- 210000001503 joint Anatomy 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of material flow detection, in particular to an optical fiber passive type material flow sensor, wherein an optical fiber grating sensor is arranged on the inner wall of a shell, one end of the optical fiber grating sensor is connected with a push rod, a reset spring is sleeved on the outer wall of the push rod, one end of the push rod, which is far away from the optical fiber grating sensor, is connected with a push rod, the push rod is arranged in a fixed seat, one end of a swinging block, which is far away from the fixed seat, is fixedly connected with a stainless steel spring, one end of the stainless steel spring, which is far away from the swinging block, is fixedly connected with a connecting block, one end of the connecting block, which is far away from the stainless steel spring, is fixedly connected with a fine material touch plate, and the fine material touch plate is a member made of rubber materials, so that the impact force brought by materials can be well buffered through the cooperation of the stainless steel spring, the impact rod of the material can be protected, the electromagnetic interference problem is solved through the optical fiber conduction of the optical fiber grating sensor, the power supply is not needed, the transmission rate is higher, and the effect is better.
Description
Technical Field
The utility model relates to the technical field of material flow detection, in particular to an optical fiber passive type material flow sensor.
Background
The belt conveyor is widely applied to industries such as mines, metallurgy, coal and the like, and the normal operation of the belt conveyor is a key factor for ensuring production. The material flow sensor is a detection device which detects whether the belt conveyor normally conveys materials or not and the speed of conveying the materials, and can feed back data to adjust the speed of the belt conveyor and has an energy-saving function.
Because the non-contact type material flow sensor has the problems of inaccurate detection, poor anti-interference capability, high cost and the like, the working efficiency of the belt conveyor is greatly restricted, and the conventional material flow sensor is mostly in contact type. The contact sensor can only detect the highest point of a material flow, and is easy to damage an internal action switch of the sensor when the material impact angle is overlarge, and is easy to damage a touch rod of the material flow sensor when the material impact force is overlarge, and the problems of electromagnetic interference, excessively dependent electric power and the like exist.
In view of the above problems, the present utility model proposes an optical fiber passive type flow sensor.
Disclosure of Invention
The utility model aims to provide an optical fiber passive material flow sensor, wherein one end of a swinging block, which is far away from a fixed seat, is fixedly connected with a stainless steel spring, one end of the stainless steel spring, which is far away from the swinging block, is fixedly connected with a connecting block, and one end of the connecting block, which is far away from the stainless steel spring, is fixedly connected with a fine material touch plate, so that the problems in the background art are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the optical fiber passive material flow sensor comprises a shell arranged on a belt conveyor and a fixed seat fixed at the lower end of the shell, wherein the optical fiber grating sensor is arranged on the inner wall of the shell, one end of the optical fiber grating sensor is connected with a push rod, a reset spring is sleeved on the outer wall of the push rod, one end of the push rod, which is far away from the optical fiber grating sensor, is connected with a push rod, the push rod is arranged in the fixed seat, and one end of the fixed seat is connected with a material touch plate assembly through a shaft;
the material touch plate assembly comprises a swinging block, one end of the swinging block is connected with the fixing seat through a shaft, one end of the swinging block, which is far away from the fixing seat, is fixedly connected with a stainless steel spring, one end of the stainless steel spring, which is far away from the swinging block, is fixedly connected with a connecting block, and one end of the connecting block, which is far away from the stainless steel spring, is fixedly connected with a fine material touch plate.
Preferably, the material touch plate assembly is perpendicular to the direction of conveying materials by the belt conveyor.
Preferably, the swing block is provided with a limit screw, the other end of the fixing seat is in virtual connection with one end of the top of the swing block through the limit screw, and the swing block carries out swing angle adjustment through the limit screw.
Preferably, the shell and the fixing seat are provided with concentric equal-diameter round holes, and the round holes are positioned at the center of the fixing seat.
Preferably, the fine material touch plate is a member made of rubber material.
Preferably, the one end fixedly connected with connecting block of fixing base is kept away from to the swing piece, and the connecting block is kept away from, and the one end fixedly connected with well fishplate bar of swing piece, the one end fixedly connected with big material touch panel of connecting block is kept away from to well fishplate bar.
Preferably, the large material touch plate is a member made of rubber material, and the large material touch plate is in a grid-mounted structure.
Compared with the prior art, the utility model has the following beneficial effects:
according to the optical fiber passive type material flow sensor, the fine material touch plate is a member made of rubber materials, so that the impact force caused by materials can be well buffered through cooperation with the stainless steel spring, the effect of protecting the material touch rod is achieved, the electromagnetic interference problem is solved through optical fiber conduction of the optical fiber grating sensor, power supply is not needed, the transmission rate is higher, and the effect is better.
Drawings
FIG. 1 is a schematic overall perspective view of the present utility model;
FIG. 2 is a schematic view of a material touch panel assembly according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
fig. 4 is a schematic structural diagram of a second embodiment of the present utility model.
In the figure: 1. a housing; 2. a push rod; 3. a fixing seat; 4. a limit screw; 5. a material touch plate assembly; 51. a swinging block; 52. stainless steel springs; 53. connecting blocks; 54. a fine material touch plate; 55. a middle connecting plate; 56. a large material touch plate; 7. a push rod; 10. a return spring; 11. a fiber grating sensor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, in order to solve the problems that when the impact angle of the material is too large, the internal action switch of the sensor is easily damaged, when the impact force of the material is too large, the feeler lever of the material flow sensor is easily damaged, electromagnetic interference exists, and the electricity is too dependent, the following preferable technical scheme is provided:
the optical fiber passive type material flow sensor comprises a shell 1 arranged on a belt conveyor and a fixed seat 3 fixed at the lower end of the shell 1, wherein an optical fiber grating sensor 11 is arranged on the inner wall of the shell 1, one end of the optical fiber grating sensor 11 is connected with a push rod 2, a reset spring 10 is sleeved on the outer wall of the push rod 2, one end, far away from the optical fiber grating sensor 11, of the push rod 2 is connected with a push rod 7, the push rod 7 is arranged in the fixed seat 3, one end shaft of the fixed seat 3 is connected with a material touch plate assembly 5, the material touch plate assembly 5 comprises a swinging block 51, one end of the swinging block 51 is connected with the fixed seat 3 through a shaft, one end of the swinging block 51 is far away from one end of the fixed seat 3, fixedly connected with a stainless steel spring 52, one end of the stainless steel spring 52, far away from the swinging block 51, is fixedly connected with a connecting block 53, one end of the connecting block 53 is far away from the stainless steel spring 52, is fixedly connected with a fine material touch plate 54, the material touch plate assembly 5 is perpendicular to the direction of the belt conveyor conveying material, a limit screw 4 is arranged on the swinging block 51, one end of the fixed seat 3 is far away from the optical fiber grating sensor 11, one end of the push rod is connected with a virtual connection rod 7 through the limit screw 4, the limit screw 51 is arranged on the top of the swinging block, the swing block 4 is subjected to swinging angle adjustment through the limit screw 4, one end is provided with a material contact plate, and the material is provided with a material contact plate 3, and a stainless steel hole, and a stainless steel material is provided with a stainless steel material.
Specifically, when there is material transmission on the belt feeder, the fine material touch plate 54 is hit to the high-order material, the fine material touch plate 54 drives the top and moves ejector pin 7, make ejector pin 7 promote push rod 2, this moment push rod 2 triggers fiber bragg grating sensor 11, drive fiber bragg grating sensor 11 and spread the optical signal, when stopping transporting the material on the belt feeder, swing piece 51 resets through gravity, push rod 2 resets through spring 10, fiber bragg grating sensor 11 stops to spread the optical signal this moment, and then whether can detect to transport the material on the belt feeder, can adjust maximum swing angle through spacing screw 4 according to different operating modes, and then can adjust push rod 2 advance depth, prevent too dark, in order to play the effect of protecting fiber bragg grating sensor 11, the fine material touch plate 54 is the component that the rubber material was made, so through the cooperation with stainless steel spring 52, the impact that the buffering material that can be fine brought, in order to play the effect of protecting the material feeler, through fiber bragg grating sensor 11's optic fibre conduction, electromagnetic interference problem has been solved, need not and transmission rate is higher, better effect.
Fig. 4 is a second embodiment of the present utility model, which provides the following preferred technical solutions:
one end of the swinging block 51 far away from the fixed seat 3 is fixedly connected with a connecting block 53, the connecting block 53 is far away, one end of the swinging block 51 is fixedly connected with a middle connecting plate 55, and one end of the middle connecting plate 55 far away from the connecting block 53 is fixedly connected with a large material contact plate 56. The large material contact plate 56 is a member made of rubber material, and the large material contact plate 56 is a grid-mounted structure.
Specifically, the large material touch plate 56 is a member made of rubber materials, and the large material touch plate 56 is of a grid-mounted structure, so that impact force caused by materials can be well buffered, the function of protecting a material touch rod is also achieved, and the two touch plates can be freely selected according to different working environments, so that the working efficiency is improved.
To sum up: when there is material transmission on the belt feeder, the fine material touch plate 54 is beaten to the high-order material, the fine material touch plate 54 drives the top and moves ejector pin 7, make ejector pin 7 promote push rod 2, this moment push rod 2 triggers fiber bragg grating sensor 11, drive fiber bragg grating sensor 11 and spread the optical signal, when stopping transporting the material on the belt feeder, swinging block 51 resets through gravity, push rod 2 resets through spring 10, fiber bragg grating sensor 11 stops to spread the optical signal this moment, and then whether there is the transport material on the belt feeder can be detected, can adjust the biggest swing angle through spacing screw 4 according to different operating modes, and then can adjust push rod 2 advance degree, prevent to be too dark, in order to play the effect of protecting fiber bragg grating sensor 11, fine material touch plate 54 is the component that the rubber material was made, so through the cooperation with stainless steel spring 52, the impact force that the buffering material that can be fine brought, in order to play the effect of protecting the material touch rod, through fiber bragg grating sensor 11's optic fibre conduction power supply need not and transmission rate is higher, the effect is better, big material touch plate 56 is the component that the rubber material is made, and the impact free from the same, can be played the impact free to the two kinds of material according to the same, the same work and the impact protection effect can be improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an optic fibre passive form material flow sensor, includes casing (1) of installing on the belt feeder to and fix fixing base (3) at casing (1) lower extreme, its characterized in that: the optical fiber grating sensor (11) is mounted on the inner wall of the shell (1), one end of the optical fiber grating sensor (11) is connected with the push rod (2), the reset spring (10) is sleeved on the outer wall of the push rod (2), one end, far away from the optical fiber grating sensor (11), of the push rod (2) is connected with the push rod (7), the push rod (7) is mounted in the fixing seat (3), and one end of the fixing seat (3) is connected with the material touch plate assembly (5) through a shaft;
the material touch plate assembly (5) comprises a swinging block (51) with one end connected with the fixed seat (3) through a shaft, one end, away from the fixed seat (3), of the swinging block (51) is fixedly connected with a stainless steel spring (52), one end, away from the swinging block (51), of the stainless steel spring (52) is fixedly connected with a connecting block (53), and one end, away from the stainless steel spring (52), of the connecting block (53) is fixedly connected with a fine material touch plate (54).
2. The fiber optic passive-type flow sensor of claim 1, wherein: the material touch plate assembly (5) is perpendicular to the direction of conveying materials by the belt conveyor.
3. The fiber optic passive-type flow sensor of claim 1, wherein: the swing block (51) is provided with a limit screw (4), the other end of the fixing seat (3) is in virtual connection with one end of the top of the swing block (51) through the limit screw (4), and the swing block (51) carries out swing angle adjustment through the limit screw (4).
4. The fiber optic passive-type flow sensor of claim 1, wherein: the shell (1) and the fixing seat (3) are provided with concentric equal-diameter round holes, and the round holes are positioned at the center of the fixing seat (3).
5. The fiber optic passive-type flow sensor of claim 1, wherein: the fine material touch plate (54) is a member made of rubber material.
6. The fiber optic passive-type flow sensor of claim 1, wherein: one end that fixing base (3) was kept away from to swing piece (51) is fixedly connected with connecting block (53), and connecting block (53) are kept away from, and one end fixedly connected with middle joint board (55) of swing piece (51), and one end fixedly connected with big material touch panel (56) that connecting block (53) were kept away from to middle joint board (55).
7. The fiber optic passive-type flow sensor of claim 6, wherein: the large material contact plate (56) is a member made of rubber material, and the large material contact plate (56) is of a grid-mounted structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558180.6U CN220104125U (en) | 2023-06-19 | 2023-06-19 | Optical fiber passive type material flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558180.6U CN220104125U (en) | 2023-06-19 | 2023-06-19 | Optical fiber passive type material flow sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220104125U true CN220104125U (en) | 2023-11-28 |
Family
ID=88866726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321558180.6U Active CN220104125U (en) | 2023-06-19 | 2023-06-19 | Optical fiber passive type material flow sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220104125U (en) |
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2023
- 2023-06-19 CN CN202321558180.6U patent/CN220104125U/en active Active
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